Home / 14,876,613.74-20,529,035.91-8,261,622.20

Finding the Fourth Proportional to 14,876,613.74, 20,529,035.91 and 8,261,622.20

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Solution

The fourth proportional to 14,876,613.74, 20,529,035.91 and 8,261,622.20 is: 11,400,654.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,876,613.74 : 20,529,035.91 = 8,261,622.20 : x
  2. Step 2: Convert to fraction form
    14,876,613.74/20,529,035.91 = 8,261,622.20/x
  3. Step 3: Cross multiply
    14,876,613.74x = 20,529,035.91 × 8,261,622.20
  4. Step 4: Simplify right side
    14,876,613.74x = 169,603,138,716,008.03
  5. Step 5: Solve for x
    x = 169,603,138,716,008.03/14,876,613.74
  6. Step 6: Final answer
    x = 11,400,654.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.